| 1 | /* $FreeBSD: src/sys/crypto/sha2/sha2.h,v 1.1.2.1 2001/07/03 11:01:36 ume Exp $ */
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| 2 | /* $KAME: sha2.h,v 1.3 2001/03/12 08:27:48 itojun Exp $ */
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| 3 |
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| 4 | /*
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| 5 | * sha2.h
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| 6 | *
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| 7 | * Version 1.0.0beta1
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| 8 | *
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| 9 | * Written by Aaron D. Gifford <me@aarongifford.com>
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| 10 | *
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| 11 | * Copyright 2000 Aaron D. Gifford. All rights reserved.
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| 12 | *
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| 13 | * Redistribution and use in source and binary forms, with or without
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| 14 | * modification, are permitted provided that the following conditions
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| 15 | * are met:
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| 16 | * 1. Redistributions of source code must retain the above copyright
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| 17 | * notice, this list of conditions and the following disclaimer.
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| 18 | * 2. Redistributions in binary form must reproduce the above copyright
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| 19 | * notice, this list of conditions and the following disclaimer in the
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| 20 | * documentation and/or other materials provided with the distribution.
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| 21 | * 3. Neither the name of the copyright holder nor the names of contributors
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| 22 | * may be used to endorse or promote products derived from this software
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| 23 | * without specific prior written permission.
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| 24 | *
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| 25 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTOR(S) ``AS IS'' AND
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| 26 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 27 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 28 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTOR(S) BE LIABLE
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| 29 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 30 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 31 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 32 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 33 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 34 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 35 | * SUCH DAMAGE.
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| 36 | *
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| 37 | */
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| 38 |
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| 39 | #ifndef __SHA2_H__
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| 40 | #define __SHA2_H__
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| 41 |
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| 42 | #ifdef __cplusplus
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| 43 | extern "C" {
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| 44 | #endif
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| 45 |
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| 46 |
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| 47 | /*** SHA-256/384/512 Various Length Definitions ***********************/
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| 48 | #define SHA256_BLOCK_LENGTH 64
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| 49 | #define SHA256_DIGEST_LENGTH 32
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| 50 | #define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
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| 51 | #define SHA384_BLOCK_LENGTH 128
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| 52 | #define SHA384_DIGEST_LENGTH 48
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| 53 | #define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1)
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| 54 | #define SHA512_BLOCK_LENGTH 128
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| 55 | #define SHA512_DIGEST_LENGTH 64
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| 56 | #define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
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| 57 |
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| 58 | #ifdef __minix
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| 59 | #include <assert.h>
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| 60 | #include <string.h>
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| 61 | #include <sys/types.h>
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| 62 | #include <minix/u64.h>
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| 63 |
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| 64 | typedef u8_t u_int8_t; /* 1-byte (8-bits) */
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| 65 | typedef u32_t u_int32_t; /* 4-bytes (32-bits) */
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| 66 | typedef u64_t u_int64_t; /* 8-bytes (64-bits) */
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| 67 |
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| 68 | #ifndef __P
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| 69 | #define __P(x) x
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| 70 | #endif
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| 71 |
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| 72 | #define NO_64BIT 1
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| 73 | #define MINIX_64BIT 1
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| 74 |
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| 75 | #define SHA2_BYTE_ORDER 0x04030201
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| 76 | #define SHA2_LITTLE_ENDIAN 0x04030201
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| 77 | #define SHA2_BIG_ENDIAN 0x01020204
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| 78 | #define bcopy(s,d,l) (memmove((d),(s),(l)))
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| 79 | #define bzero(d,l) (memset((d),'\0',(l)))
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| 80 | #endif
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| 81 |
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| 82 | /*** SHA-256/384/512 Context Structures *******************************/
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| 83 | /* NOTE: If your architecture does not define either u_intXX_t types or
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| 84 | * uintXX_t (from inttypes.h), you may need to define things by hand
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| 85 | * for your system:
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| 86 | */
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| 87 | #if 0
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| 88 | typedef unsigned char u_int8_t; /* 1-byte (8-bits) */
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| 89 | typedef unsigned int u_int32_t; /* 4-bytes (32-bits) */
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| 90 | typedef unsigned long long u_int64_t; /* 8-bytes (64-bits) */
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| 91 | #endif
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| 92 | /*
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| 93 | * Most BSD systems already define u_intXX_t types, as does Linux.
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| 94 | * Some systems, however, like Compaq's Tru64 Unix instead can use
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| 95 | * uintXX_t types defined by very recent ANSI C standards and included
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| 96 | * in the file:
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| 97 | *
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| 98 | * #include <inttypes.h>
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| 99 | *
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| 100 | * If you choose to use <inttypes.h> then please define:
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| 101 | *
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| 102 | * #define SHA2_USE_INTTYPES_H
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| 103 | *
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| 104 | * Or on the command line during compile:
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| 105 | *
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| 106 | * cc -DSHA2_USE_INTTYPES_H ...
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| 107 | */
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| 108 | #if 0 /*def SHA2_USE_INTTYPES_H*/
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| 109 |
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| 110 | typedef struct _SHA256_CTX {
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| 111 | uint32_t state[8];
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| 112 | uint64_t bitcount;
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| 113 | uint8_t buffer[SHA256_BLOCK_LENGTH];
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| 114 | } SHA256_CTX;
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| 115 | typedef struct _SHA512_CTX {
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| 116 | uint64_t state[8];
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| 117 | uint64_t bitcount[2];
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| 118 | uint8_t buffer[SHA512_BLOCK_LENGTH];
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| 119 | } SHA512_CTX;
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| 120 |
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| 121 | #else /* SHA2_USE_INTTYPES_H */
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| 122 |
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| 123 | typedef struct _SHA256_CTX {
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| 124 | u_int32_t state[8];
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| 125 | u_int64_t bitcount;
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| 126 | u_int8_t buffer[SHA256_BLOCK_LENGTH];
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| 127 | } SHA256_CTX;
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| 128 | typedef struct _SHA512_CTX {
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| 129 | u_int64_t state[8];
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| 130 | u_int64_t bitcount[2];
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| 131 | u_int8_t buffer[SHA512_BLOCK_LENGTH];
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| 132 | } SHA512_CTX;
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| 133 |
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| 134 | #endif /* SHA2_USE_INTTYPES_H */
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| 135 |
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| 136 | typedef SHA512_CTX SHA384_CTX;
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| 137 |
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| 138 |
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| 139 | /*** SHA-256/384/512 Function Prototypes ******************************/
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| 140 |
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| 141 | void SHA256_Init __P((SHA256_CTX *));
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| 142 | void SHA256_Update __P((SHA256_CTX*, const u_int8_t*, size_t));
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| 143 | void SHA256_Final __P((u_int8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*));
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| 144 | char* SHA256_End __P((SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]));
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| 145 | char* SHA256_Data __P((const u_int8_t*, size_t, char[SHA256_DIGEST_STRING_LENGTH]));
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| 146 |
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| 147 | void SHA384_Init __P((SHA384_CTX*));
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| 148 | void SHA384_Update __P((SHA384_CTX*, const u_int8_t*, size_t));
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| 149 | void SHA384_Final __P((u_int8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*));
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| 150 | char* SHA384_End __P((SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]));
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| 151 | char* SHA384_Data __P((const u_int8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]));
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| 152 |
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| 153 | void SHA512_Init __P((SHA512_CTX*));
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| 154 | void SHA512_Update __P((SHA512_CTX*, const u_int8_t*, size_t));
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| 155 | void SHA512_Final __P((u_int8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*));
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| 156 | char* SHA512_End __P((SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]));
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| 157 | char* SHA512_Data __P((const u_int8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]));
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| 158 |
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| 159 | #ifdef __cplusplus
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| 160 | }
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| 161 | #endif /* __cplusplus */
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| 162 |
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| 163 | #endif /* __SHA2_H__ */
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| 164 |
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| 165 |
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| 166 | /*
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| 167 | * $PchId: sha2.h,v 1.1 2005/06/28 14:29:33 philip Exp $
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| 168 | */
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